NEW DEVICES AND NEW INVENTIONS OF WAR: A Series of Drawings and Photographs of Recent Developments or Ordnance ..
... Among the oldest of all the weapons of war, and among the least publicised, the mine is still going strong on both land and sea. It is a weapon peculiarly dear to the German mentality. Mines are essentially such simple devices that a large number of changes can be rung in the method of func tioning. Some are designed to be projected waist or shoulder high by a small charge of explosive, so ...